Patents by Inventor Tetsuaki Inada

Tetsuaki Inada has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 9546422
    Abstract: A semiconductor device manufacturing method includes: a step wherein a processing substrate to be processed is placed on a substrate mounting member that is provided in a processing chamber having a plurality of gas supply regions; a film-forming step wherein a processing gas is supplied to the processing chamber, and the substrate is processed; a step wherein the substrate is carried out from the processing chamber; and a cleaning step wherein the density of the cleaning gas is controlled, while controlling cleaning gas quantities in the gas supply regions, respectively, in a state wherein the substrate is not placed in the processing chamber.
    Type: Grant
    Filed: March 13, 2013
    Date of Patent: January 17, 2017
    Assignee: HITACHI KOKUSAI ELECTRIC INC.
    Inventors: Yoshihiko Yanagisawa, Tetsuaki Inada
  • Publication number: 20160053373
    Abstract: A substrate processing apparatus, including: a processing chamber having a first and a second processing regions; a substrate mounting table rotatably installed in the processing chamber on which a substrate is mounted, and a rotation instrument configured to rotate the substrate mounting table such that the substrate passes through the first processing region and the second processing region in this order, at least one of the first and the second processing regions including: a gas supply part including a line-shaped opening portion extending in a radial direction of the substrate mounting table and configured to supply a gas from the opening portion into the region; and a gap holding member protruding from a ceiling of the processing chamber opposing the substrate, around the opening portion, toward the substrate such that a space on the substrate has a predetermined gap to serve as a passage of the supplied gas.
    Type: Application
    Filed: August 14, 2015
    Publication date: February 25, 2016
    Applicant: HITACHI KOKUSAI ELECTRIC INC.
    Inventors: Tetsuaki INADA, Yuichi WADA, Mitsunori ISHISAKA, Mitsuhiro HIRANO, Sadayoshi HORII, Hideharu ITATANI, Satoshi TAKANO, Motonari TAKEBAYASHI
  • Publication number: 20150252474
    Abstract: A substrate processing apparatus includes: a process chamber including a source gas supply and a reactive gas supply to process a plurality of substrates in the source gas supply and the reactive gas supply; a substrate placement unit rotating in the process chamber, wherein the plurality of substrates are placed on the substrate placement unit along a rotational direction thereof; a plasma generator to generate plasma in plasma generation chamber installed an upper portion of the reactive gas supply; a coil wound along an outer circumference of the plasma generation chamber, a portion of which adjacent to a sidewall of the plasma generation chamber has a constant curvature; a reactive gas supply system to supply a reactive gas to the reactive gas supply via the plasma generation chamber through a ceiling of the plasma generation chamber; and a source gas supply system to supply a source gas.
    Type: Application
    Filed: March 6, 2015
    Publication date: September 10, 2015
    Applicant: Hitachi Kokusai Electric Inc.
    Inventors: Hideharu ITATANI, Tetsuaki INADA, Motonari TAKEBAYASHI, Kazuyuki TOYODA
  • Publication number: 20150087160
    Abstract: A substrate processing apparatus includes: a processing gas supply pipe configured to supply a processing gas into a processing chamber; a substrate mounting table that is installed in the processing chamber and on which a substrate to be processed is mounted; a driving unit configured to drive the substrate mounting table to move the substrate mounted on the substrate mounting table; a first plasma generating unit configured to generate plasma of the processing gas supplied into the processing chamber with a first density; and a second plasma generating unit that is installed adjacent to the first plasma generating unit in a traveling direction of the substrate and configured to generate plasma of the processing gas supplied into the processing chamber with a second density lower than the first density.
    Type: Application
    Filed: September 17, 2014
    Publication date: March 26, 2015
    Applicant: HITACHI KOKUSAI ELECTRIC INC.
    Inventors: Kazuyuki TOYODA, Tetsuaki INADA
  • Publication number: 20150050815
    Abstract: Provided is a semiconductor device manufacturing method which has: a step wherein a processing substrate to be processed is placed on a substrate mounting member that is provided in a processing chamber having a plurality of gas supply regions; a film-forming step wherein a processing gas is supplied to the processing chamber, and the substrate is processed; a step wherein the substrate is carried out from the processing chamber; and a cleaning step wherein the density of the cleaning gas is controlled, while controlling cleaning gas quantities in the gas supply regions, respectively, in a state wherein the substrate is not placed in the processing chamber.
    Type: Application
    Filed: March 13, 2013
    Publication date: February 19, 2015
    Applicant: HITACHI KOKUSAI ELECTRIC INC.
    Inventors: Yoshihiko Yanagisawa, Tetsuaki Inada
  • Publication number: 20140087567
    Abstract: Provided is a substrate processing apparatus including: a substrate mounting portion provided in a process chamber and capable of mounting a plurality of substrates in a circumferential direction; a rotating mechanism that rotates the substrate mounting portion at a predetermined angular velocity; dividing structures provided in a radial form from a center of a lid of the process chamber so as to divide the process chamber into a plurality of areas; and gas supply areas disposed between the adjacent dividing structures, wherein an angle between the adjacent dividing structures with one gas supply area interposed is set to an angle corresponding to the angular velocity and a period in which a portion of the substrate mounting portion passes through the gas supply area.
    Type: Application
    Filed: September 27, 2013
    Publication date: March 27, 2014
    Applicant: Hitachi Kokusai Electric Inc.
    Inventors: Kazuyuki TOYODA, Osamu KASAHARA, Tetsuaki INADA, Junichi TANABE, Tatsushi UEDA
  • Publication number: 20130276983
    Abstract: A plasma processing apparatus may include a process chamber configured to perform a plasma using process and contain a plurality of substrates, a support member provided in the process chamber, the substrates being laid on the same level of the support member, an injection member provided to face the support member and include a plurality of baffles, such that at least one reaction gas and a purge gas can be injected onto the substrates in an independent manner, and a driving part configured to rotate the support member or the injection member, such that the baffles of the injection member can orbit with respect to the plurality of the substrates laid on the support member. The injection member may include a plasma generator, which may be provided on at least one, configured to inject the reaction gas, of the baffles to turn the reaction gas into plasma.
    Type: Application
    Filed: January 12, 2012
    Publication date: October 24, 2013
    Applicants: HITACHI KOKUSAI ELECTRIC INC., KOOKJE ELECTRIC KOREA CO., LTD.
    Inventors: Yong Sung Park, Sung Kwang Lee, Dong Yeul Kim, Kazuyuki Toyoda, Osamu Kasahara, Tetsuaki Inada
  • Patent number: 5960159
    Abstract: A substrate processing apparatus includes a substrate supporting pedestal having an upper substrate supporting pedestal and a lower substrate supporting pedestal which are vertically stacked, an upper resistance heater provided above the upper substrate supporting pedestal so as to be opposite to the upper substrate supporting pedestal, and a lower resistance heater provided under the lower substrate supporting pedestal so as to be opposite to the lower substrate supporting pedestal. Each of the upper substrate supporting pedestal and the lower substrate supporting pedestal is capable of mounting a substrate or substrates in a substantially horizontal position, and the lower substrate supporting pedestal including an opening which exposes the substrate in its entirety or openings which expose the substrates in their entireties as viewed from under the lower substrate supporting pedestal.
    Type: Grant
    Filed: October 14, 1997
    Date of Patent: September 28, 1999
    Assignee: Kokusai Electric Co., Ltd.
    Inventors: Fumihide Ikeda, Junichi Machida, Masayuki Tomita, Yasuhiro Inokuchi, Kazuhiro Shimeno, Hisashi Nomura, Tetsuaki Inada